/*
 * 面向属性的 CSS
 */

body {
    margin: 0;
    padding: 0;
}


/* 布局方式 */

.df {
    display: flex;
}

.fw {
    flex-wrap: wrap;
}

.f1 {
    flex: 1;
}

.fn {
    flex: none;
}

.aic {
    align-items: center;
}

.jcc {
    justify-content: center;
}

.fdc {
    flex-direction: column;
}

.jcsb {
    justify-content: space-between;
}

.jcsa {
    justify-content: space-around
}

.dpnone {
    display: none;
}


/* 盒模型 */

.mt0 {
    margin-top: 0;
}

.mt8 {
    margin-top: 8px;
}

.mt5 {
    margin-top: 5px;
}

.mt16 {
    margin-top: 16px;
}

.mt20 {
    margin-top: 20px;
}

.mt40 {
    margin-top: 40px;
}

.mr16 {
    margin-right: 16px;
}

.mr15 {
    margin-right: 15px;
}

.mb16 {
    margin-bottom: 16px;
}

.ml12 {
    margin-left: 12px;
}

.ml15 {
    margin-left: 15px;
}

.pd16 {
    padding: 16px;
}

.pdB5 {
    padding-bottom: 5px;
}

.pl8 {
    padding-left: 8px;
}


/* 字号 */

.fs12 {
    font-size: 12px;
}

.fs18 {
    font-size: 18px;
}

.ofs {
    overflow-y: scroll;
}

.mt20 {
    margin-top: 20px;
}

.mt10 {
    margin-top: 10px;
}

.mb20 {
    margin-bottom: 20px;
}

.mb10 {
    margin-bottom: 10px;
}

.br15 {
    border-radius: 15px;
}

.displayB {
    display: inline-block;
}

.fwt {
    font-weight: bold;
}